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Chemistry, 22.06.2019 15:00
Which theory was contradicted by experiments with the photoelectric effect? light spreads out after it passes through a small opening. as soon as light strikes metal, electrons will be ejected. visible light, regardless of color, will cause the ejection of electrons when striking metal. the kinetic energy of ejected electrons depends on the frequency of light that strikes the metal.
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Chemistry, 22.06.2019 19:30
How might this scientific phenomena be explained? a paper clip floats on water.
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Chemistry, 23.06.2019 05:40
The independent variable in an experiment will be the variable that you o a) change ob) hold constant ng c) observe for changes
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